/*
 * Copyright 2019 Web3 Labs Ltd.
 *
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on
 * an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the
 * specific language governing permissions and limitations under the License.
 */
package org.web3j.protocol.core;

import com.fasterxml.jackson.annotation.JsonValue;

/** https://github.com/ethereum/wiki/wiki/JSON-RPC#the-default-block-parameter */
public enum DefaultBlockParameterName implements DefaultBlockParameter {
    EARLIEST("earliest"),
    LATEST("latest"),
    PENDING("pending");

    private String name;

    DefaultBlockParameterName(String name) {
        this.name = name;
    }

    @JsonValue
    @Override
    public String getValue() {
        return name;
    }

    public static DefaultBlockParameterName fromString(String name) {
        if (name != null) {
            for (DefaultBlockParameterName defaultBlockParameterName :
                    DefaultBlockParameterName.values()) {
                if (name.equalsIgnoreCase(defaultBlockParameterName.name)) {
                    return defaultBlockParameterName;
                }
            }
        }
        return valueOf(name);
    }
}
